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Compare like with like. Aligned scores, specifications and local evidence within one scoring class or tier.

Market context

Global benchmark

Inverter

250-350KTLX0250–350 kW

SOFAR | Current India catalogue family 250KTLX0, 330KTLX0 and 350KTLX0; scored model 350KTLX0

Three-phaseString8 MPPTs

69/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-09-03

IP66 Rated
Full scorecard
Inverter

SMILE-M-S Inverter8–9.999 kW

AlphaESS | SMILE-M8-S-INV, SMILE-M9-S-INV and SMILE-M10-S-INV; scored M10 at 9.999 kW local rating

Single-phaseHybridEssential-load backup4 MPPTs

68/ 100

Very good

Strong evidence coverage · 100%

Evidence checked 2026-09-01

Fanless Design
Full scorecard
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Score profile

marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.

Measure250-350KTLX0SMILE-M-S Inverter
Efficiency86 / 100 (better value on this row)52 / 100
Design & Flexibility82 / 10096 / 100
Thermal & Physical Resilience81 / 10078 / 100
Features & Integration55 / 10080 / 100
Safety & Compliance80 / 10070 / 100
Guarantee & Backbone56 / 10054 / 100
Energy Ecosystem37 / 10040 / 100

Efficiency

250-350KTLX0
86 / 100 (better value on this row)
SMILE-M-S Inverter
52 / 100

Design & Flexibility

250-350KTLX0
82 / 100
SMILE-M-S Inverter
96 / 100

Thermal & Physical Resilience

250-350KTLX0
81 / 100
SMILE-M-S Inverter
78 / 100

Features & Integration

250-350KTLX0
55 / 100
SMILE-M-S Inverter
80 / 100

Safety & Compliance

250-350KTLX0
80 / 100
SMILE-M-S Inverter
70 / 100

Guarantee & Backbone

250-350KTLX0
56 / 100
SMILE-M-S Inverter
54 / 100

Energy Ecosystem

250-350KTLX0
37 / 100
SMILE-M-S Inverter
40 / 100
Side by side

Key specifications

marks the better value on rows where a higher number is better. Temperature coefficient counts as higher when it is closer to zero. Size measures such as rated power carry no marker, because a larger product is a different choice rather than a better one.

Measure250-350KTLX0SMILE-M-S Inverter
ArchitectureSolar-only string inverterHybrid inverter
Published rated AC power range250–350 kW8–9.999 kW
Scored benchmark350 kW9.999 kW
Power350.0 kW9.999 kW
TypeStringHybrid
Peak eff99.05 % (better value on this row)97.47 %
MPPTs8 (better value on this row)4

Architecture

250-350KTLX0
Solar-only string inverter
SMILE-M-S Inverter
Hybrid inverter

Published rated AC power range

250-350KTLX0
250–350 kW
SMILE-M-S Inverter
8–9.999 kW

Scored benchmark

250-350KTLX0
350 kW
SMILE-M-S Inverter
9.999 kW

Power

250-350KTLX0
350.0 kW
SMILE-M-S Inverter
9.999 kW

Type

250-350KTLX0
String
SMILE-M-S Inverter
Hybrid

Peak eff

250-350KTLX0
99.05 % (better value on this row)
SMILE-M-S Inverter
97.47 %

MPPTs

250-350KTLX0
8 (better value on this row)
SMILE-M-S Inverter
4
Decision snapshot

Where the comparison separates

Overall250-350KTLX0 leads the global score by 1 point.
Strongest dimensions250-350KTLX0: Efficiency · SMILE-M-S Inverter: Design & Flexibility
Largest difference250-350KTLX0 has the largest pillar edge in Efficiency (34 points).
Evidence coverage250-350KTLX0: strong evidence coverage (100%) · SMILE-M-S Inverter: strong evidence coverage (100%)

A score lead is only meaningful inside this shared class or tier. Weigh it against the specification and evidence rows above before deciding.

Both products are scored in the Inverter class, on the same rubric weighting. Scores are not comparable across classes or tiers. Full methodology.